:root{
  --bg:#f7f9fc;
  --text:#0f172a;
  --muted:#475569;
  --primary:#2563eb;
  --primary-strong:#1d4ed8;
  --card:#ffffff;
  --card-border:#e2e8f0;
  --accent:#0891b2;
}

@media (prefers-color-scheme: dark){
  :root{
    --bg: #0b0d12;
    --text: #e7e9ee;
    --muted: #a9afbf;
    --primary: #6ea8fe;
    --primary-strong: #3b82f6;
    --card: #11141b;
    --card-border: #1b2130;
    --accent: #22d3ee;
  }
}

*{box-sizing:border-box}
html,body{height:100%}
body{
  margin:0;
  font-family: Inter, system-ui, -apple-system, Segoe UI, Roboto, Helvetica, Arial, "Apple Color Emoji", "Segoe UI Emoji";
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
}

.skip-link{position:absolute;left:-999px;top:auto;width:1px;height:1px;overflow:hidden}
.skip-link:focus{left:1rem;top:1rem;width:auto;height:auto;background:var(--card);color:var(--text);padding:.5rem .75rem;border-radius:.5rem;box-shadow:0 4px 16px rgba(0,0,0,.2)}

.container{max-width:1100px;margin:0 auto;padding:0 20px}

.site-header{position:sticky;top:0;z-index:10;background:linear-gradient(180deg, rgba(0,0,0,.25), rgba(0,0,0,0));backdrop-filter: blur(8px)}
.header-inner{display:flex;align-items:center;justify-content:space-between;padding:16px 0}
.brand{display:flex;align-items:center;gap:10px;font-weight:700}
.brand-logo{display:inline-grid;place-items:center;width:28px;height:28px;border-radius:6px;background:linear-gradient(135deg,var(--primary),var(--accent));color:white}
.brand-name{font-weight:600}
.lang-switch{display:flex;align-items:center;gap:8px}
.lang-btn{background:none;border:1px solid var(--card-border);color:var(--text);padding:6px 10px;border-radius:8px;cursor:pointer}
.lang-btn[aria-pressed="true"]{border-color:var(--primary);color:var(--primary)}
.lang-sep{opacity:.5}

.hero{position:relative;overflow:hidden}
.hero-inner{padding:72px 0 56px;display:grid;gap:18px}
.hero-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:center}
@media (max-width: 860px){.hero-grid{grid-template-columns:1fr}}
.hero-copy{display:grid;gap:14px}
.hero-photo{display:grid;place-items:center}
.hero-photo .ph{width:220px;height:220px;border-radius:999px;border:2px dashed var(--card-border);display:grid;place-items:center;color:var(--muted);background:var(--card)}
.hero-title{font-size: clamp(28px, 5vw, 44px);line-height:1.15;margin:0}
.hero-subtitle{color:var(--muted);margin:0}
.hero-cta{display:flex;gap:12px;flex-wrap:wrap;margin-top:8px}
.trust{margin-top:8px;color:var(--muted)}
.trust-badge{display:inline-block;background:rgba(255,255,255,.06);border:1px solid var(--card-border);padding:6px 10px;border-radius:999px}
.hero-bg{position:absolute;inset:-20% -10% auto -10%;height:380px;background:radial-gradient(800px 280px at 10% 10%, rgba(59,130,246,.35), transparent 60%), radial-gradient(800px 280px at 90% 20%, rgba(34,211,238,.30), transparent 60%);filter:blur(32px);pointer-events:none}

.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 16px;border-radius:12px;border:1px solid var(--card-border);text-decoration:none;color:var(--text);font-weight:600}
.btn-primary{background: linear-gradient(180deg, var(--primary), var(--primary-strong));color:white;border: none}
.btn-secondary{background: transparent}
.btn-ghost{background:transparent}
.btn:hover{transform:translateY(-1px)}

.section{padding:56px 0}
.section.alt{background:linear-gradient(180deg, rgba(255,255,255,.02), rgba(255,255,255,0))}
.section-title{font-size: clamp(22px, 3.5vw, 32px);margin:0 0 20px}

.cards{display:grid;grid-template-columns:repeat(auto-fit,minmax(260px,1fr));gap:16px}
.card{background:var(--card);border:1px solid var(--card-border);border-radius:16px;padding:18px}
.card h3{margin:0 0 10px;font-size:18px}
.card ul{margin:0;padding-left:18px}
.card li{margin:6px 0;color:var(--muted)}

.two-col{display:grid;grid-template-columns:1.2fr .8fr;gap:24px;align-items:start}
@media (max-width: 860px){.two-col{grid-template-columns:1fr}}
.highlights{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:12px}
.highlight{background:var(--card);border:1px solid var(--card-border);border-radius:16px;padding:16px}
.highlight-num{font-size:28px;font-weight:800}
.highlight-text{color:var(--muted)}

.contact{text-align:center}
.contact-actions{display:flex;gap:12px;flex-wrap:wrap;justify-content:center;margin-top:8px}
.contact-meta{color:var(--muted)}

.site-footer{border-top:1px solid var(--card-border);padding:22px 0;margin-top:24px}
.footer-inner{display:flex;align-items:center;justify-content:space-between;gap:12px}
.foot-right{display:flex;align-items:center;gap:12px}
.foot-link{color:var(--muted);text-decoration:none;border:none;background:none;padding:6px 8px;border-radius:8px}
.foot-link:hover{color:var(--text);background:rgba(255,255,255,.05)}
.as-button{cursor:pointer}

.theme-light{
  --bg:#f7f9fc;--text:#0f172a;--muted:#475569;--primary:#2563eb;--primary-strong:#1d4ed8;--card:#ffffff;--card-border:#e2e8f0;--accent:#0891b2;
}
.theme-dark{
  --bg:#0b0d12;--text:#e7e9ee;--muted:#a9afbf;--primary:#6ea8fe;--primary-strong:#3b82f6;--card:#11141b;--card-border:#1b2130;--accent:#22d3ee;
}